The Cat Stop is easy to use and setup. Place the Cat-Stop unit facing the area you want to protect. The Cat Stop has a emits a piercing, high decibel ultrasonic alarm. The CatStop startles the cat and frightens it away. Since the sound of the CatStop is ultrasonic you and your neighbors cannot hear it. The CatStop aka Cat Stop is intended for and highly effective on cats , CatStop does not have significant and reliable effectiveness on dogs and other animals. Sometimes the CatStop may be effective on small dogs (under 20 pounds) with passive personalities - there are no guarantees. The CatStop also may have some effect on squirrels and other small animals, again, no guarantees. The CatStop aka Cat Stop operates for up to nine months on one standard 9 volt battery. [Battery life estimate is based upon 4900 activations spread over 245 days at an average of 20 per day].

The CatStop unit protects about 330 square feet (20 feet or 9m in front of the unit in an 80 degree arc). There are no controls or adjustments on the CatStop. Simply install the battery in your CatStop and position it in your garden.